BCD to Binary Converter

The entity bcd_to_binary has one input i_bcd of type std_logic_vector(7 downto 0) and one output o_binary of type std_logic_vector(6 downto 0).

Converts a two-digit BCD number (4-bit tens + 4-bit units) to a 7-bit binary value. Formula: tens × 10 + units.